(1970). Population density by province 1970: Mindanao. s.n.].
Lua i Stíl Chicago (17ú heag.)Population Density by Province 1970: Mindanao. [Manila: s.n.], 1970.
Lua MLA (9ú heag.)Population Density by Province 1970: Mindanao. s.n.], 1970.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.